package com.wgy.day1;

// public class 是一个类的名称,类是Java当中所有源代码的基本组织单位
public class HelloWorld {
    public static void main(String[] args) {
        // int a;
        //a = 10;
        int a = 11;

        System.out.println(a);
        a = 15;
        System.out.println(a);
        int num1 = 25;
        System.out.println(num1);
        num1 = 35;
        System.out.println(num1);
        byte num3 = 99;
        System.out.println(num3);
        //byte num4=300;
        //System.out.println(num4);

        short num5 = 50;
        System.out.println(num5);
        //long num6=30000000000000000;
        //  System.out.println(num6);
        long num7 = 30000000000000000L;
        System.out.println(num7);
        long num9 = 33;
        System.out.println(num9);
        float num8 = 0.5F;
        System.out.println(num8);
        double num10 = 0.2;
        System.out.println(num10);
        char zifu1 = '尼';
        char zifu2 = 'A';
        System.out.println(zifu2);
        char zifu3 = zifu1;
        System.out.println(zifu3);
        boolean var1 = true;
        System.out.println(var1);
        boolean var2 = false;
        System.out.println(var2);
        boolean var3 = var1;
        System.out.println(var3);
        long num11 = num1;
        System.out.println(num11);
        // long num11=10;
        //System.out.println(num13);
        int num13 = 50;
        System.out.println(num13);
        {
            int num14 = 00;
            System.out.println(num14);
        }
    }

}
